baber/WOPTO huggingface dataset:
Patent JP-2004174522-A (JP)
Title: Composite solder, production method therefor, and electronic equipment
Inventor: SOGA TASAO
IPC: C22C111/00
Filed: 2002-11-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide solder which can be used for solder connection on the high temperature side in temperature hierarchical connection in a Pb-free state.  <P>SOLUTION: The composite solder 1 is composed in such a manner that metal nets 2 made of Cu are held between two pieces of solder foils and press-fixed. By rolling the metal nets 2 and the solder foils 3 so as to be piled in this way, Sn in the solder foils 3 infiltrates into the gaps of the metal nets 2. The composite solder 1 is used for temperature hierarchical connection such as die bonding of a semiconductor chip. On the die bonding, the semiconductor chip is contacted with the mounting face of a wiring board via the composite solder 1, and bonding is caused while performing heating and pressurizing.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004176095-A (JP)
Title: Lime-base flux for refining
Inventor: TAJIMA RITSUO
IPC: C21C1/02
Filed: 2002-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lime-base flux for refining with which the consumption of lime stone as the natural resources is restrained in order to utilize the industrial wastes, and the energy consumption can be saved by eliminating the crushing process having large power consumption at the production as far as possible, and the improvement of slag-making can be attained without positively charging fused material.  <P>SOLUTION: Only lime-cake is generated to almost 5-60mm diameter and this granular material is burnt at 900-1,100°C to form the porous material. In this porous material, calcium hydroxide, magnesium hydroxide, and aluminum hydroxide are singly or combinedly mixed in the range of 3-10 parts of weight to 100 parts of weight of the lime-cake. The lime-cake is a sugar-lime coagulation-precipitated with a lime carbonate cleaning method, and this fineness is actively used and also, the effective utility of the source can be obtained. The porousness of burnt granulated material improves the slag-making property, and the fusing material, such as fluorite, is not particularly needed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004178719-A (JP)
Title: Pll circuit and reproducing device
Inventor: YAMAOKA SHINSUKE
IPC: G11B20/14
Filed: 2002-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To shorten the period of time required for a simplified and sure lock-in, regarding a PLL circuit and a reproducing device, when applied to a video tape recorder with a non-tracking method, for example.  <P>SOLUTION: Feed back control on a PLL circuit 9 is limited, by comparing first and second deciding clocks (TH1, TH2) by the highest frequency and the lowest frequency, which can be measured by a clock CK, by means of a reproducing signal DRF.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004176645-A (JP)
Title: Egr device for internal combustion engine
Inventor: MATSUNAGA NORIAKI
IPC: F02M25/07
Filed: 2002-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an EGR device for recirculating part of exhaust from an exhaust system of an internal combustion engine to a combustion chamber in which an insulator for insulation of heat so as to prevent heat damage to peripheral parts of an EGR passage is eliminated for reducing cost.  <P>SOLUTION: The EGR passage is wholly or partly formed of double-structure pipes comprising an inner pipe 15 and an outer pipe 16 to set an air layer 17 for heat insulation between them. In the double-structure pipes, enlarged diameter parts 18 at both ends of the inner pipe 15 and contracted diameter parts 19 at both ends of the outer pipe 16 are formed. Overlapped parts of the enlarged diameter part 18 and the contracted diameter part 19 at each end are welded to be integrated. The double-structure pipes have a bellows part that is capable of expanding and contracting in pipe axial directions set as a means to absorb elongation due to heat. A pressure vent hole (unillustrated) is provided for the air layer 17 for heat insulation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004184489-A (JP)
Title: Method for driving electronic circuit, electronic circuit, electrooptical device, method for controlling electrooptical device, and electronic apparatus
Inventor: JO HIROAKI
IPC: G09G3/30
Filed: 2002-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for driving an electronic circuit with which both high-speed display and sufficient display quality can be realized, the electronic circuit, an electrooptical device, a method for driving the electrooptical device, and electronic apparatus.  <P>SOLUTION: A data current Idata corresponding to gradations of image data is supplied to a hold capacitor C1 and the capacitor C1 holds the amount of electric charges corresponding to the data current Idata. At this point, when the image data have high gradations, the data current Idata corresponding to the gradations are supplied to the hold capacitor C1. When the image data has low gradations, on the other hand, not a data current Idata corresponding to the low gradations, but a predetermined data current Idata for high gradations is supplied to the hold capacitor C1. Further, when the image data has the low gradations, the light emission period of an organic EL element emitting light with a driving current corresponding to the data current Idata is made shorter than its normal light emission period. Even when the data current Idata for the high gradations is supplied, display of low gradations is possible.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004182818-A (JP)
Title: Resin composition for resin concrete molding use and method for producing the molded product
Inventor: YOKOTA KOICHI
IPC: C04B111/54
Filed: 2002-12-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a resin concrete composition giving a low-shrinkage hardened molded product of no crack development with high mechanical strength, thus needing no low-shrinkage agent, and to provide a method for producing the molded product.  <P>SOLUTION: The resin composition for resin concrete molding use comprises (A) a resin composition comprising (a1) an unsaturated polyester obtained by reaction between an unsaturated dibasic acid, a saturated dibasic acid and a dialkylene glycol and/or alkylene glycol and (a2) a crosslinkable monomer, (B) a resin composition comprising (b1) an unsaturated polyester comprising a dicyclomaleate-butanediol adduct and (b2) a crosslinkable monomer, (C) a hydroxy-terminated polybutadiene, (D) aggregate and (E) a filler.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004053004-A (JP)
Title: Dynamic pressure bearing device and manufacturing method
Inventor: YOKOO YOSHINARI
IPC: F16C17/10
Filed: 2002-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To improve shock resistance, to reduce A-RRO (an oscillation motion of a shaft), to reduce changes in bearing rigidity for a temperature change, and to suppress current loss.  <P>SOLUTION: This dynamic pressure bearing device is made as a shaft body by integrally forming a circular thrust plate 3 having a diameter larger than that of a shaft 2 and the shaft 2 by stainless steel. A sleeve 11 is formed by an aluminum silicon alloy. A linear expansion coefficient of the shaft body is made -5% not less than 17×10<SP>-6</SP>not more than +5%. A linear expansion coefficient of the sleeve 11 is made -5% not less than of 14×10<SP>-6</SP>not more than +5% in a measurement of a range of 0°C-100°C. Shaft direction thickness of the thrust plate 3 is made as 0.1 to 0.7mm. Hardness of the sleeve 11 is made smaller than that of the shaft 2. Dynamic pressure grooves 21 and 22 for radial bearings are provided in parts facing to the shaft 2. A first thrust dynamic pressure groove 23 is provided at a position facing to the thrust plate 3 of a counter plate 13. A second thrust dynamic pressure groove 24 is provided at the sleeve 11.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004150419-A (JP)
Title: Filter for exhaust emission control of diesel engine
Inventor: HAYASHI RYOZO
IPC: B01D53/94
Filed: 2002-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To reduce a volume of soot and particulate in exhaust gas by adhering and burning the soot and the particulate, and to reduce the particulate in the exhaust gas by giving an oxidizing catalyst function to oxidize unburned HC and lubricating oil HC in the exhaust gas, in a continuous regeneration type trap system diesel particulate filter.  <P>SOLUTION: This particulate filter is structured into three layers of a filtrating net, a rectifying net, and a burning net. For the purpose of giving an oxidizing catalyst function, a metal with an oxidizing catalyst effect is adhered to a surface.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003203927-A (JP)
Title: Method of manufacturing semiconductor device
Inventor: LEE WAN GYU
IPC: H01L29/417
Filed: 2002-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a semiconductor device which can improve the device performance and the operating speed.  <P>SOLUTION: When wall spacers are formed on both side surfaces of a gate pole, the distance between a silicide and a channel can be shortened, by advancing a silicide process, after removing a fixed width of a semiconductor substrate both sides of the wall spacers by adjusting the amount of etching gas. Therefore, the resistance component in the area existing between the silicide and the channel can be lowered.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004183084-A (JP)
Title: Nickel-zinc master alloy, and production method therefor
Inventor: OGAWA HIROSHI
IPC: C22C18/00
Filed: 2002-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nickel-zinc master alloy which uniformizes the concentration of nickel in a zinc bath, and also can reduce a dissolution time, and to provide a production method therefor.  <P>SOLUTION: An electric zinc matrix is dissolved, and, at the point of time in which its temperature reaches 600°C, nickel is charged thereto, and heating dissolution is performed at 600 to 850°C, so that a nickel-zinc master alloy comprising 3 to 15 wt.% nickel, and the balance zinc with inevitable impurities is produced. The obtained nickel-zinc master alloy is charged to a zinc bath, and after the concentration of nickel is controlled so as to be the prescribed one (e.g., 0.1 wt.%), dissolution is performed. Thus, the master alloy is used for the refining of a plating bath in hot dip galvanizing and the control of the composition in the bath.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004189773-A (JP)
Title: Latex, its natural rubber and rubber composition and tire using the same
Inventor: KONDO HAJIME
IPC: C08C1/04
Filed: 2002-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a natural rubber latex subjected to a suitable enzymic treatment for a nonrubber component in aspects of rubber characteristics and to provide natural rubber, sufficiently maintaining physical properties such as developing/promoting effects on elongational crystallinity, antiaging effects or vulcanization promoting effects and having excellent low loss properties without lowering abrasion resistance, a method for producing the natural rubber and the rubber compsition and a tire using the natural rubber.  <P>SOLUTION: The natural rubber latex is obtained by degrading a sugar and subjected to the enzymic treatment with especially an amylase. The natural rubber is prepared from the natural rubber latex. The tire is used by vulcanizing a composition using the natural rubber.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004188275-A (JP)
Title: Method of determining cutting tool in crushing machine and cutting tool in crushing machine
Inventor: ISHIHARA MASAYUKI
IPC: B02C18/18
Filed: 2002-12-09
Abstract: <P>PROBLEM TO BE SOLVED: To improve the uniformity of the particle size of particle grain obtained by crushing in a crushing machine and to shorten the crushing time.  <P>SOLUTION: The rotary body 15 is provided with crushing blades 153 having a plurality of sizes. The rotating locus of the crushing blade 153 enters between adjacent crushing blades 141 of a fixing body 14. A runner 18 is inserted between the fixing body 14 and the rotary body 15 to be crushed. Table 1 shows a plurality of control factors A, B, C, D, E, F and G to determine the cutting tool and the level of each of control factors A, B, C, D, E, F and G. The level of the control factor to determine the cutting tool is specified based on crushing data obtained by crushing an object to be crushed by the cutting tool specified by the plurality of the control factors having the selected levels.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004193827-A (JP)
Title: Motion picture reproducing apparatus
Inventor: HASHIKURA HIDEKI
IPC: H04N5/76
Filed: 2002-12-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flexible motion picture reproducing apparatus with ease of use capable of maintaining a right of a moving picture data (contents) possessor and allowing an operator to record a scene congenial thereto without being confused.  <P>SOLUTION: The motion picture reproducing apparatus is provided with: a means for receiving moving picture stream data distributed from a server; a means for displaying the distributed moving picture data; and a means for storing the moving picture data, and is configured to include a means for instructing the storage means to store the moving picture data in several seconds from the moment operated by the operator. The motion picture reproducing apparatus has a limit of a recording capacity of moving picture data. Further, the apparatus stores the moving picture data in several seconds before the moment operated by the operator to the storage means for a predetermined time.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004192693-A (JP)
Title: Motor control unit
Inventor: HONJO KENICHI
IPC: G11B15/46
Filed: 2002-12-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a motor control unit which makes it possible to send a tape stably and at high speed by controlling rotation of each reel motor so that the voltage combining the voltage generated in connection with tension of a tape engaged with two reel motors and an axial load etc. peculiar to the reel motor, and the voltage generated by rotation of the reel motors may have a surplus against driving voltage of the reel motor.  <P>SOLUTION: A supply side reel motor 1 (hereinafter referred to as S reel motor) supplies a tape 9. A take-up side reel motor 2 (hereinafter referred to as T reel motor) takes up the tape 9. An S reel motor drive 3 performs rotation drive of the S reel motor. A T reel motor drive 4 performs rotation drive of the T reel motor. A motor power source 6 supplies electric power to rotate the S reel motor and the T reel motor. A reel motor controller 5 controls the rotation of the S reel motor and the T reel motor based on electric potential difference between the voltage output from the S reel motor and the T reel motor and the voltage output from the motor power source 6.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004082093-A (JP)
Title: Filter medium using fiber coupled with compound with complex formation capability
Inventor: SATO KYOJI
IPC: B01J20/26
Filed: 2002-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a filter medium which is excellent in the removability of heavy metals, and high in durability and safety.  <P>SOLUTION: The filter material contains a fiber where a compound having complex formation such as a phytic acid, a polycarboxylic acid, a polyglutamic acid, etc., is coordinately bonded via a metallic atom.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004190333-A (JP)
Title: Snowplow
Inventor: KAWAGUCHI YOSHIYA
IPC: E01H5/04
Filed: 2002-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a snowplow easily mountable and sufficiently withstanding strong drag generated in snow removal.  <P>SOLUTION: Mounting brackets 13 are respectively fixed to the tip parts of tension rods 12 which are part of front wheel side suspension devices provided at both right and left side parts of a vehicle 11. A mounting frame 14 is provided extending over these mounting brackets 13. The mounting frame 14 is movably connected to each mounting bracket 13 by a connecting means 31. A snow removing apparatus 15 is provided from the mounting frame 14, projecting forward from the vehicle 11.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004193034-A (JP)
Title: Fuel cell electrode, fuel cell, and electrode surface activation method for the same
Inventor: SATO MASATOSHI
IPC: H01M4/86
Filed: 2002-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel cell electrode capable of utilizing a cheap carbon instead of a special expensive material like carbon nanohorn, simply maintaining activity of an electrode surface, and restraining lowering of a reaction efficiency.  <P>SOLUTION: The fuel cell electrode is made to utilize a cheap carbon instead of a special expensive material like carbon nanohorn by making the surface of an electrode 2 carrying a catalyst contain chloride ion, and to simply maintain an active position on the surface of the catalyst on the surface of the electrode 2, to restrain the lowering of the reaction efficiency of the fuel cell 1. Since what is important in an electrode reaction is that only the catalyst on the surface of the electrode contributes to a reaction, and the catalyst in a bulk (inside) of the electrode 2 does not contribute to the electrode reaction, the existence of the chloride ion only on the surface of the electrode 2 is enough for the reaction.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004191285-A (JP)
Title: Capacitance-type wave height meter mounting structure
Inventor: KONOSU MAKOTO
IPC: G01F23/26
Filed: 2002-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mounting structure for simply attaching/detaching, in a short period of time, a capacitance-type wave height meter to be mounted on a wave making plate of a wave making device.  <P>SOLUTION: An insert pin 20 is provided on a lower part of a capacitance wire support rod 14 for stretching a capacitance wire 16 of the capacitance-type wave height meter 10 to be mounted on a surface of the wave making plate. A pin receiver 24 fitted with the insert pin is provided on the side of an object of attaching the wave making plate. A jointing/fastening means to the height meter 10 is provided on a part of the making plate 18 coming above the water level. Further, the making plate 18 can be provided with a support rod guide 34 on which the support rod 14 can be removably held, facilitating the mounting/demounting of the height meter 10.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004194476-A (JP)
Title: Voltage converting device, anomaly detecting method, and computer-readable recording medium with program recorded thereon for causing computer to carry out anomaly detection
Inventor: KOMATSU MASAYUKI
IPC: H02M3/155
Filed: 2002-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a voltage converting device for detecting any anomaly in the inductance of a reactor.  <P>SOLUTION: A temperature sensor 11 detects the temperature Tsw of NPN transistors Q1 and Q2, and outputs the detected temperature Tsw to a controller 30. In response to a torque command value TR received from an external ECU, the controller 30 estimates the element temperature of the NPN transistors Q1 and Q2, and computes an estimated element temperature Tsw_es. When the temperature difference ΔTsw between the temperature Tsw and the estimated element temperature Tsw_es exceeds a reference value, the controller 30 judges the inductance of the reactor L1 to be abnormal.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004189976-A (JP)
Title: Photosensitive resin composition and cured product of the same
Inventor: ISHII KENJI
IPC: G03F7/004
Filed: 2002-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flexible photosensitive resin excellent in electrical insulation reliability after moisture absorption.  <P>SOLUTION: A resin composition comprising a photosensitive resin obtained by reacting an epoxy acrylate compound of a specific structure, a cyanate and a polybasic acid anhydride exhibits good alkaline developability, and a cured product of the same is excellent in electrical insulation reliability and thermal resistance after moisture absorption and has flexibility.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004199168-A (JP)
Title: System for supporting order reception and cooking preparation for food and drink industry
Inventor: KATAKURA MASAKI
IPC: G06Q50/00
Filed: 2002-12-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system for supporting order reception and cooking preparation for food and drink industry which can support selection of a commodity (decision of an order menu) by a customer, by providing the customer with precise commodity information, and can support in making cooking work efficient, by providing a commodity providing side with an optimum cooking schedule or an anticipated amount of cooking for an anticipated cooking article.  <P>SOLUTION: The system is provided with a display means 201 which displays menus for which an order can be received and an estimated time of completion of cooking for each of the menus; and a reception means 2 which outputs received order menus as a lot of order menus, every predetermined maximum wait time for start of cooking, or every time the received order menus reach a predetermined number, if the received order menus reach the predetermined number during the maximum wait time for start of cooking. The system organizes the order menus by lot and issues a cooking instruction 401.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003248115-A (JP)
Title: Color filter, radiation sensitive composition therefor and color liquid crystal display device
Inventor: KAMII HIDEYUKI
IPC: G02F1/1335
Filed: 2002-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a radiation sensitive composition for a color filter which can make a red pixel superior in light transmittance and a contrast ratio at high yield by suppressing foreign matters or generating very small occurrence of foreign matters on the pixel.  <P>SOLUTION: The radiation sensitive composition for a color filter comprises a radiation sensitive composition containing a pigment (A), an alkali-soluble resin (B), a polyfunctional monomer (C), and an optical radical generating agent (D). The pigment (A) contains C.I. pigment red 254, and satisfies 100≤r≤300 of an average particle diameter (r) (nm unit).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004196121-A (JP)
Title: Rear bumper
Inventor: SUZUKI YORIAKI
IPC: B60R19/50
Filed: 2002-12-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a constituting technique effective for protection of a lamp device incorporated at the back of a rear tire of a bumper body at low cost.  <P>SOLUTION: The rear bumper 10 has bumper seals 40 and 50 or the like for sealing the gap among a lower back panel 4, fog lamps 20 and 30 incorporated at the back of the rear tires 1 and 2 of the bumper body 11, and the bumper body 11. For example, the bumper seal 40 comprises: a bumper seal section 40a for sealing the gap between the lower back panel 4 and the bumper body 11, and a lamp protecting section 40b for protecting the fog lamp 20 by extending the bumper seal section 40a to a position corresponding to the fog lamp 20 inside a vehicle. An extending piece 42 of the lamp protecting section 40b goes around from the left side of the fog lamp 20, and an extending piece 43 goes around from the downside of the fog lamp 20, thereby effectively protecting the fog lamp 20 from chipping by the rear tire 1.  <P>COPYRIGHT: (C)2004,JPO&NCIPI